{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["person", "astronomical object", "geographical phenomenon", "event", "instrument", "media"], "input": "Repeat photography of the glaciers , such as the pictures taken of Grinnell Glacier between 1938 and 2009 as shown , help to provide visual confirmation of the extent of glacier retreat ."}
{"person": [], "astronomical object": [], "geographical phenomenon": [], "event": [], "instrument": [], "media": []}